介绍： 1. devoted: adj. 热衷的；致力于…的 be devoted to

I have personally been devoted to this cause for many years.

多年来，我个人一直致力于这项事业。

Uncle Bear is devoted to teaching English.

熊叔致力于教英语。

2. professional: adj. 职业的，专业的；精通业务的；有职业态度的

professional skills: 专业技能

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介绍： 1. devoted: adj. 热衷的；致力于…的 be devoted to

I have personally been devoted to this cause for many years.

多年来，我个人一直致力于这项事业。

Uncle Bear is devoted to teaching English.

熊叔致力于教英语。

2. professional: adj. 职业的，专业的；精通业务的；有职业态度的

professional skills: 专业技能

Keep it professional!

职业一点！（画外音即不要像个孩子一样！）

He dealt with the problem in a highly professional way.

他这个问题处理得非常职业。